| Grade | 
WC
 %  | 
CO
 %  | 
Grain size
 (um)  | 
Density
 (g/cm³)±0.1  | 
Hardness
 (HRA)±0.5  | 
TRS
 (kgf/mm²)  | 
| HG3 | 92 | 8 | 1.2 | 14.75 | 90.5 | >280 | 
| HG5 | 88 | 12 | 1.2 | 14.30 | 89.0 | >280 | 
| H12S | 88 | 12 | 0.6 | 14.25 | 91.0 | >320 | 
| HGF20 | 88.5 | 11.5 | 0.8 | 14.25 | 91.0 | >320 | 
| HGF30 | 85 | 15 | 1.0 | 13.90 | 89.0 | >320 | 
| HD9 | 78 | 22 | 2.0 | 13.05 | 82.5 | >280 | 
| HD12 | 76 | 24 | 2.0 | 13.15 | 83.0 | >280 | 
| HD15 | 71 | 29 | 2.0 | 13.15 | 83.0 | >280 | 
| HD16 | 73 | 27 | 1.2 | 12.8 | 83.0 | >280 |